<div class="nav-header">
    <a href="index.html"><h1 class="nav-header-logo"></h1></a>
    <a href="https://www.bilibili.com/"><div class="nav-header-tv-icon"></div></a>
    <a href="https://www.bilibili.com/"><div class="nav-header-mainsite">主站</div></a>
    <div class="nav-header-search-bar-wrapper">
        <input type="text" placeholder="活动、嘉宾、场馆">
        <a href="#"><i class="fa fa-search"></i></a>
    </div>
    <div class="nav-header-regis-login">
        <div class="nav-header-register">
            <a href="reigster.html">注册</a>
        </div>
        <div class="nav-header-middle-line"></div>
        <div class="nav-header-login">
            <a href="login.html">登录</a>
        </div>
    </div>
    <div class="logining">
        <span class="userName"></span>
        <span>已登录</span>
    </div>
    <div class="order-and-icon-wrapper">
        <div class="order-icon"></div>
        <div class="order-center"><a href="carts.html">购物车</a></div>
    </div>
</div>